Home / 228,208.55-314,903.57-126,217.80

Finding the Fourth Proportional to 228,208.55, 314,903.57 and 126,217.80

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Solution

The fourth proportional to 228,208.55, 314,903.57 and 126,217.80 is: 174,167.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,208.55 : 314,903.57 = 126,217.80 : x
  2. Step 2: Convert to fraction form
    228,208.55/314,903.57 = 126,217.80/x
  3. Step 3: Cross multiply
    228,208.55x = 314,903.57 × 126,217.80
  4. Step 4: Simplify right side
    228,208.55x = 39,746,435,186.46
  5. Step 5: Solve for x
    x = 39,746,435,186.46/228,208.55
  6. Step 6: Final answer
    x = 174,167.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.